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1. We must remember the ....safety....precaution (SAFE)
2. Some ....houseware.....objects are dangerous to children. (HOUSE)
3. My uncle is an .....electrical..... engineer. (ELECTRIC)
4. You must put all ....chemical.... an drugs in locked cupboards. (CHEMIST)
5. The bomb explosion caused terrible.....destroyed...... (DESTROY)
6. The ....invetion...... of television made Alexander G.Bell famous all over the world. (INVENT)
7. We're worrried about the......safety.... of the children (SAFE)
8. You must put all ...dangerous...... objects out of children's reach. (DANGER)
9. The prince and the poor girl had a happy ..marriage....... (MARRY)
10. We was shocked at the new of his ...death....... (DIE)
Bài tập về dạng của từ
1. What is the ( nation ) -......nationality.... of Thomas Adison.
2. D.G.Huges was the (invent) ………inventor………..of microphone.
3. Discovering penicillin made Sir Alexander Fleming (fame)famous…all over the world.
4. What is your (suggest)…………suggestion………for designing this house ?
5. There are a lot of ( tradition )…………traditional………festivals in viet nam .
6. You must make a quick (decide )……decision………………about who wins the contest
I.Give the correct form of the word in blanket
1. The .......INVENTION......of television made Alexander G.Bell well known all over the world (invent)
2. Let me get a(n) ...APPLICATION... form to fill out (apply)
3. Nowadays, women have more ...FREEDOM.... to participate in social activities (free)
II. Choose the best answer for each question:
1. Minh and his brother were used to ..................in the evening, like their grandpa.
A.swim B. go swimming C.being swimming D.swimming
2. His ...........towards his neighbors is very strange
A.behavior B.behave C.behaved D.behaving
3. We left at 6am........late
A.so as to B.so as not to be
C.in order to be D.not to
I.Give the correct form of the word in blanket
1. The ..................of television made Alexander G.Bell well known all over the world (invention)
2. Let me get a(n) ............. form to fill out (application)
3. Nowadays, women have more ......... to participate in social activities (freedom)
II. Choose the best answer for each question:
1. Minh and his brother were used to ..................in the evening, like their grandpa.
A.swim B. go swimming C.being swimming D.swimming
2. His ...........towards his neighbors is very strange
A.behavior B.behave C.behaved D.behaving
3. We left at 6am........late
A.so as to B.so as not to be
C.in order to be D.not to
Supply the correct forms of the words in brackets. (2 points)
1.He fell off the bike, but his...injuries ... were not serious. (INJURE)
2.Mr. Phong made an..arrangement... to see us at two o’clock. (ARRANGE)
The shop..assistant.. showed me a lot of news models. (ASSIST)
4.She’s beautiful with a..lovely... smile. (LOVE)
5.You shouldn’t talk about her...appearance.. character only through her . (APPEAR)
6.The ..invention....of television made Alexander G. Bell famous all over the world. (INVENT)
7.We’re worried about the...safety ... of the children. (SAFE)
8.Some of my...classmates.. are going to my birthday party. (CLASS)
9.You must put all..dangerous... objects out of children’s reach. (DANGER)
10.The prince and the poor girl had a happy...marriage.. . (MARRY)
Supply the correct forms of the words in brackets. (2 points)
1.He fell off the bike, but his..INJURY .... were not serious. (INJURE)
2.Mr. Phong made an..ARRANGEMENT... to see us at two o’clock. (ARRANGE)
The shop..ASSISTANT.. showed me a lot of news models. (ASSIST)
4.She’s beautiful with a..LOVELY... smile. (LOVE)
5.You shouldn’t talk about her..APPEARANCE... character only through her . (APPEAR)
6.The ..INVENTION....of television made Alexander G. Bell famous all over the world. (INVENT)
7.We’re worried about the...SAFETY ... of the children. (SAFE)
8.Some of my...CLASSMATES .. are going to my birthday party. (CLASS)
9.You must put all..DANGEROUS... objects out of children’s reach. (DANGER)
10.The prince and the poor girl had a happy..MARRIAGE... . (MARRY)
1.He fell off the bike, but his were not serious. (INJURE) => INRURY
2.Mr. Phong made an to see us at two o’clock. (ARRANGE) => ARRANGEMENT
3.The shop showed me a lot of news models. (ASSIST) => ASSITANT
4.She’s beautiful with a smile. (LOVE) => LOVELY
5.You shouldn’t talk about her character only through her . (APPEAR) => APPEARANCE
6.The of television made Alexander G. Bell famous all over the world. (INVENT) => INVENTION
7.We’re worried about the of the children. (SAFE) => SAFETY
8.Some of my are going to my birthday party. (CLASS) => CLASSMATE
9.You must put all objects out of children’s reach. (DANGER) => DANGEROUS
10.The prince and the poor girl had a happy . (MARRY) => MARIAGE
1.He fell off the bike, but his were not serious. (INJURE)->inrury
2.Mr. Phong made an to see us at two o’clock. (ARRANGE)=>arrangement
3.The shop showed me a lot of news models. (ASSIST)assistant
4.She’s beautiful with a smile. (LOVE)=>lovely
5.You shouldn’t talk about her character only through her . (APPEAR)=>appearance
III. Use the correct form of the word given to complete each sentence.
1. Marconi was the inventor of radio. (invent)
2. The invention of radio was made by Marconi. (invent)
3. The play was a commercially success. (commerce)
4. He likes action movies very much. (act)
5 Alexander Grahamm Bell successful demonstrated his invention. (success)
6. Lan felt sad because she was no success in her job. (success)
7. Thomas Waston was Bell's assistant. (assist)
8. Can I leave the arrangement of the tables for you? (arrange)
9. Alexander Graham Bell experimented with ways of transmitting speaker over a long distance. (speak)
10. We have two postal delivery each day. (deliver)
I. use the correct form of the words in brackets
1. I live in a small village and its ...surroundings....... are very beautiful ( surround )
2. The world of computers is extremely ......competent...... ( compete )
3. What is the .........nationality....... of Thomas Edison ? ( nation )
4. D.E.Huges was the .....inventor..... of microphone ( invent )
5. Discovering penicillin made Sir Alexander Fleming ......famous....... all over the world ( fame )
6. What is your .....suggestion..... for designing this house ( suggest )
7. Is PETRONAS Twin Towers .........the highest....... building in the world ( high )
8. You don't have to do that work . In other words , it's .....unnecessary.... for you ( necessity )
9. There are a lot of .....traditional......... festivals in Vietnam ( tradition)
10. You must make a quick .....decision...... about who wins the contest ( decide )
Tick cho mk nhé 
Complete the sentences with the correct form of the word in parentheses
1. No one has ever know the ......truth.... of his death . ( true )
2. The experiment was .........unsuccessful........... , so they had to do it again . ( success )
5. The supporters of the team ...........finally.............. cheered when the referee blew the Whistle . ( final )
6. Alexander G.Bell was among the greatest ........invention........... of all time . ( invent )
7. What is the ........distances........... between the Moon and the Earth ? ( distant )
11. The cost of schooling should be an .........arrangement........... between the schooland parents . ( arrange )
33. The .............invention...... of television made Alexander G.Bell famous all over the world [invent]
34. We're worried about .........safety.......... of children [ safe ]
35. My brother has a new ........electric............. cooker. [electricity]
36. You must put all ............dangerous........... objects out of children's reach [danger]
37. The Prince and the poor girl had a happy ............marriage......... [marry]
33. The .............invention...... of television made Alexander G.Bell famous all over the world [invent]
34. We're worried about .........safety.......... of children [ safe ]
35. My brother has a new ........electric............. cooker. [electricity]
36. You must put all ............dangerous........... objects out of children's reach [danger]
37. The Prince and the poor girl had a happy ............marriage......... [marry]